Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Haldane
←
Old Norse
Halfdanr
(derived)
←
Old Norse
halfr
(mention)
←
Old Norse
Danr
(mention)
→
English
Alden
(mention)